Commits
Emily Deng committed 4062119b9d9
drm/amdgpu: Clean sdma wptr register when only enable wptr polling The sdma wptr polling memory is not fast enough, then the sdma wptr register will be random, and not equal to sdma rptr, which will cause sdma engine hang when load driver, so clean up the sdma wptr directly to fix this issue. v2:add comment above the code and correct coding style Reviewed-by: Xiangliang Yu <Xiangliang.Yu@amd.com> Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Emily Deng <Emily.Deng@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>